Finding the Fourth Proportional to 2,888,357.77, 3,986,058.29 and 1,599,198.18
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Solution
The fourth proportional to 2,888,357.77, 3,986,058.29 and 1,599,198.18 is: 2,206,962.46
Step by Step Solution
- Step 1: Write the proportion equation
2,888,357.77 : 3,986,058.29 = 1,599,198.18 : x - Step 2: Convert to fraction form
2,888,357.77/3,986,058.29 = 1,599,198.18/x - Step 3: Cross multiply
2,888,357.77x = 3,986,058.29 × 1,599,198.18 - Step 4: Simplify right side
2,888,357.77x = 6,374,497,162,741.91 - Step 5: Solve for x
x = 6,374,497,162,741.91/2,888,357.77 - Step 6: Final answer
x = 2,206,962.46
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.